| Vendor | Spec | Unit | Price | Currency | Date |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 423.25 | USD | 20251102 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.36 | USD | 20251102 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 451.47 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.88 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.82 | USD | 20251101 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 352.71 | USD | 20251101 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 402.09 | USD | 20251101 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 406.32 | USD | 20251101 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.88 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 366.82 | USD | 20251101 |